--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/Scripts/webkitpy/tool/grammar.py	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,54 @@
+# Copyright (c) 2009 Google Inc. All rights reserved.
+# Copyright (c) 2009 Apple Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import re
+
+
+def plural(noun):
+    # This is a dumb plural() implementation that is just enough for our uses.
+    if re.search("h$", noun):
+        return noun + "es"
+    else:
+        return noun + "s"
+
+
+def pluralize(noun, count):
+    if count != 1:
+        noun = plural(noun)
+    return "%d %s" % (count, noun)
+
+
+def join_with_separators(list_of_strings, separator=', ', only_two_separator=" and ", last_separator=', and '):
+    if not list_of_strings:
+        return ""
+    if len(list_of_strings) == 1:
+        return list_of_strings[0]
+    if len(list_of_strings) == 2:
+        return only_two_separator.join(list_of_strings)
+    return "%s%s%s" % (separator.join(list_of_strings[:-1]), last_separator, list_of_strings[-1])